Saima Shaheen Radioactivity levels and radiological Hazards of coal in Pakistan a baseline study / Saima Shaheen - Islamabad: Allama Iqbal Open University, 2023. - xix, 133p. HB PHD Thesis Subjects--Topical Terms: Coal--Radioactive contamination--PakistanRadiological hazards--Coal--PakistanDissertations, Academic--PhD Physics Dewey Class. No.: 363.1799 / SAR